CVE-2021-21640

Medium

Description

Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.

SeverityMedium
CVSS4.3
Exploit probability—
ProductJenkins
PublishedApr 7, 2021
First seenApr 7, 2021

How to fix

Update
  • org.jenkins-ci.main:jenkins-core2.277.2, 2.287 or later

Affected products

ProductAffected versionsFixed in
jenkins jenkinsv ≤ 2.277.1, v ≤ 2.286—
org.jenkins-ci.main:jenkins-coreMavenv < 2.277.2, 2.278 ≤ v < 2.2872.277.2, 2.287

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CVE-2021-21640 · Jenkins · Dark Radar